package jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo3 {
    public static void main(String[] args) throws ClassNotFoundException, SQLException {
      try(
        Connection connection = DBUtil.getConnection();
        ){
          Statement statement = connection.createStatement();
          String sql = "UPDATE userinfo " +
                  "SET password='888888' " +
                  "WHERE id=1";
          int num = statement.executeUpdate(sql);
          if (num > 0) {
              System.out.println("修改成功");
          } else {
              System.out.println("修改失败");
          }
      } catch (SQLException  e){
e.printStackTrace();
    }
}
}